Java &引用;无法启动“活动组件信息”;机器人部队关闭问题
下面是该类的java代码Java &引用;无法启动“活动组件信息”;机器人部队关闭问题,java,android,xml,Java,Android,Xml,下面是该类的java代码 package com.warriorsoft.mtgupanddown; import android.media.MediaPlayer; import android.os.Bundle; import android.app.Activity; import android.view.View; import android.widget.Button; import android.widget.TextView; public class MainActi
package com.warriorsoft.mtgupanddown;
import android.media.MediaPlayer;
import android.os.Bundle;
import android.app.Activity;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
public class MainActivity extends Activity implements View.OnClickListener {
int guy1;
int guy2;
MediaPlayer sound;
Button plus1g1, plus1g2, min1g1, min1g2, plus5g1, plus5g2, min5g1, min5g2,
GG, RESET;
TextView g1, g2;
@Override
protected void onCreate(Bundle savedInstanceState) {
setContentView(R.layout.activity_main);
super.onCreate(savedInstanceState);
guy1 = 20;
guy2 = 20;
min5g1 = (Button) findViewById(R.id.button1); // x
plus5g1 = (Button) findViewById(R.id.button2); //x
plus1g1 = (Button) findViewById(R.id.button3); // x
min1g1 = (Button) findViewById(R.id.button4); // x
min5g2 = (Button) findViewById(R.id.button5); // x
plus5g2 = (Button) findViewById(R.id.button6); //x
min1g2 = (Button) findViewById(R.id.button7); // x
plus1g2 = (Button) findViewById(R.id.button8); //x
RESET = (Button) findViewById(R.id.RESET);
GG = (Button) findViewById(R.id.GG);
g1 = (TextView) findViewById(R.id.tvPlayer1HP);
g2 = (TextView) findViewById(R.id.tvPlayer2HP);
min5g1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
guy1 -= 5;
g1.setText(guy1);
}
});
min5g2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
guy2 -= 5;
g2.setText(guy2);
}
});
min1g1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
guy1 -= 1;
g1.setText(guy1);
}
});
min1g2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
guy2 -= 1;
g2.setText(guy2);
}
});
plus5g2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
guy2 += 5;
g2.setText(guy2);
}
});
plus5g1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
guy1 += 5;
g1.setText(guy1);
}
});
plus1g1.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
guy1 += 1;
g1.setText(guy1);
}
});
plus1g2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View arg0) {
guy2 += 1;
g2.setText(guy2);
}
});
RESET.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View arg0){
guy1 = 20;
guy2 = 20;
g2.setText(guy2);
g1.setText(guy1);
}
});
GG.setOnClickListener(new View.OnClickListener(){
@Override
public void onClick(View arg0){
sound = MediaPlayer.create(MainActivity.this, R.raw.gg );
}
});
}
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
}
}
这是布局xml文件
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity" >
<TextView
android:id="@+id/tvPlayer2HP"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentRight="true"
android:layout_alignParentTop="true"
android:layout_marginRight="36dp"
android:text="20"
android:textSize="35dp" />
<TextView
android:id="@+id/tvPlayer1HP"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentTop="true"
android:layout_marginLeft="36dp"
android:text="20"
android:textSize="35dp" />
<Button
android:id="@+id/button2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBaseline="@+id/button1"
android:layout_alignBottom="@+id/button1"
android:layout_marginLeft="18dp"
android:layout_toRightOf="@+id/button1"
android:text="+5" />
<Button
android:id="@+id/button4"
style="?android:attr/buttonStyleSmall"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBaseline="@+id/button3"
android:layout_alignBottom="@+id/button3"
android:layout_alignLeft="@+id/button2"
android:text="-1" />
<Button
android:id="@+id/button3"
style="?android:attr/buttonStyleSmall"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_above="@+id/button2"
android:layout_alignRight="@+id/button1"
android:layout_marginBottom="28dp"
android:text="+1" />
<Button
android:id="@+id/button6"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBaseline="@+id/button5"
android:layout_alignBottom="@+id/button5"
android:layout_alignParentRight="true"
android:text="+5" />
<Button
android:id="@+id/button5"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBaseline="@+id/button2"
android:layout_alignBottom="@+id/button2"
android:layout_marginRight="14dp"
android:layout_toLeftOf="@+id/button6"
android:text="-5" />
<Button
android:id="@+id/button7"
style="?android:attr/buttonStyleSmall"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignRight="@+id/button5"
android:layout_alignTop="@+id/button4"
android:text="+1" />
<Button
android:id="@+id/button8"
style="?android:attr/buttonStyleSmall"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBaseline="@+id/button7"
android:layout_alignBottom="@+id/button7"
android:layout_toRightOf="@+id/button5"
android:text="-1" />
<EditText
android:id="@+id/editText2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignBottom="@+id/editText1"
android:layout_alignLeft="@+id/button5"
android:ems="10"
android:hint="Guy 1" >
</EditText>
<EditText
android:id="@+id/editText1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignRight="@+id/button2"
android:layout_below="@+id/button1"
android:layout_marginTop="36dp"
android:ems="10"
android:hint="Guy 2" />
<Button
android:id="@+id/button1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_below="@+id/tvPlayer1HP"
android:layout_marginTop="74dp"
android:text="-5" />
<ImageView
android:id="@+id/GG"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_below="@+id/tvPlayer2HP"
android:layout_centerHorizontal="true"
android:minHeight="140dp"
android:minWidth="120dp"
android:src="@drawable/gg" />
<TextView
android:id="@+id/textView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true"
android:layout_marginBottom="14dp"
android:text="Optimal sideways"
android:textAppearance="?android:attr/textAppearanceLarge" />
<Button
android:id="@+id/RESET"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:text="RESET" />
</RelativeLayout>
问题是在手机上运行代码。
它告诉我程序以某种意想不到的方式中断了,迫使我关闭。
如果有人能帮我理解我做错了什么,我将永远感激
我还是个编程新手,几乎不能理解logcats
请放轻松
感谢您的尝试您正在找到
图像视图
并将其转换为按钮
检查这行代码
GG = (Button) findViewById(R.id.GG);
将GG的类型更改为ImageView
,并将typecast更改为ImageView
,如下所示:
ImageView GG;
GG = (ImageView) findViewById(R.id.GG);
把这个换成这个
GG = (Button) findViewById(R.id.GG);
到
不能将ImageView强制转换为按钮。这就是你正在做的
GG = (Button) findViewById(R.id.GG);
GG = (ImageView) findViewById(R.id.GG);